Agent Exchange x402 census and directory

x402 census · api.blockchain.info · f357ab3bee31 · JSON

POST /explorer-gateway-kt/x402/btc/address

unprobed

Paid AI-agent access to Blockchain.com Explorer API

Verdict: not verified by an unpaid GET. not probed yet. This says nothing about whether the route works when called as declared.

Facts from the catalogs

FieldValue
URLhttps://api.blockchain.info/explorer-gateway-kt/x402/btc/address
MethodPOST
Price$0.001 USDC = 1000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bda02913
Networkeip155:8453 (base)
payTo0x995ffeF6c39234F0bBc95cf0E84FE1B6e6e2d8e0
Sellerapi.blockchain.info
Catalogscdp (row updated 2026-09-30)
Listed since (lower bound)2026-09-30 (earliest catalog timestamp; catalogs report last-update times only)
Last catalog update2026-09-30
CDP quality counters3 calls and 1 unique payers in 30 days, last call 2026-09-30 (catalog-reported, not verified on chain)
Category (keyword rule)agent-services
Templated pathno
x402Version in catalog2
Service name / tagsBlockchain.info API · ai-agent

Unpaid probe (census of )

FieldValue
Probenot probed in this build

No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.

On-chain facts for the payTo (public address)

FieldValue
Settlement historyunresolved: payTo not seen in the payer forensics (180 wallets' outbound history) or the Blockscout sample

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "address": "1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json"
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://api.blockchain.info/explorer-gateway-kt/x402/btc/address' -H 'accept: application/json' -H 'content-type: application/json' --data '{}'

The catalog declares POST. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.

Paid checks (x402, USDC on Base)

GET https://bazaar.agentexchange.work/r/f357ab3bee31/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"f357ab3bee31"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.

Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on api.blockchain.info.